Home / 18,713.27-25,828.65-12,341.01

Finding the Fourth Proportional to 18,713.27, 25,828.65 and 12,341.01

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Solution

The fourth proportional to 18,713.27, 25,828.65 and 12,341.01 is: 17,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,713.27 : 25,828.65 = 12,341.01 : x
  2. Step 2: Convert to fraction form
    18,713.27/25,828.65 = 12,341.01/x
  3. Step 3: Cross multiply
    18,713.27x = 25,828.65 × 12,341.01
  4. Step 4: Simplify right side
    18,713.27x = 318,751,579.51
  5. Step 5: Solve for x
    x = 318,751,579.51/18,713.27
  6. Step 6: Final answer
    x = 17,033.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.